Charging stand for an electric toothbrush



FIG. 1 is a perspective view of a charging stand for an electric toothbrush showing our design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a left side view thereof; and,

FIG. 5 is a top view thereof.

The broken lines showing electrical cord and plug are included for the purpose of illustrating environmental structure only and form no part of the claimed design. 

The ornamental design for a charging stand for an electric toothbrush, as shown. 